Danitha, Benalia's Hope, Phyrexian Altar, and Ferocity of the Hunt

Prerequisites

• Danitha, Benalia's Hope on the battlefield
• Phyrexian Altar on the battlefield
• Ferocity of the Hunt on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Danitha When Danitha dies, Ferocity of the Hunt triggers, returning Danitha from your graveyard to the battlefield tapped
2. When Danitha enters the battlefield, it triggers, returning Ferocity of the Hunt from your graveyard to the battlefield attached to Danitha
3. Repeat

Results

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers